Mannington Marsh

New Jersey · Northeast

Habitat
Wetland
Best Seasons
SpringFall
Difficulty

Moderate

Best Months

April-May, September-October

About This Location

Mannington Marsh is a productive birding destination in New Jersey, with 225 species recorded on eBird. This wetland habitat attracts Mute Swan, Common Merganser, and Great Blue Heron among many others. Spring and fall migration bring waves of warblers and shorebirds through the area.

Location

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Notable Species

Live Bird Data

Powered by eBird / Cornell Lab of Ornithology

Notable Sightings

Rare or unusual species spotted nearby in the last 14 days

Black-capped Chickadee

Poecile atricapillus

3/5/2026Driscoll Yard, Newark US-DE1 observed

Ross's Goose

Anser rossii

3/4/2026Old State Road, Townsend, Delaware, US (39.439, -75.645)1 observed

Pine Warbler

Setophaga pinus

3/4/2026144 Seeley Rd, Bridgeton US-NJ 39.50329, -75.241341 observed

Red-headed Woodpecker

Melanerpes erythrocephalus

3/1/2026First State NHP--Brandywine Valley Unit2 observed

Cackling Goose

Branta hutchinsii

3/1/2026C&D Canal Wildlife Area--Central Section1 observed

Iceland Gull

Larus glaucoides

2/28/2026Delaware City Waterfront - ABA HQ1 observed

Iceland Gull (kumlieni)

Larus glaucoides

2/28/2026Delaware City Waterfront - ABA HQ1 observed

Recent Observations

Species reported at this location in the last 14 days

Mute Swan

72/21/2026

Common Merganser

112/21/2026

Great Blue Heron

12/21/2026

Gadwall

262/20/2026

Mallard

82/20/2026

Northern Pintail

312/20/2026

Ring-necked Duck

182/20/2026

Bufflehead

22/20/2026

Hooded Merganser

22/20/2026

Mourning Dove

32/20/2026

Ring-billed Gull

142/20/2026

American Herring Gull

62/20/2026

Turkey Vulture

42/20/2026

Northern Harrier

22/20/2026

Bald Eagle

42/20/2026

American Kestrel

12/20/2026

American Robin

212/20/2026

Birding Tips

  1. 1

    Bring waterproof boots for marsh trails and muddy edges.

  2. 2

    Scan the edges of open water for herons, egrets, and rails at dawn.

  3. 3

    Visit during mid-May for peak warbler migration.

Frequently Asked Questions

When is the best time to visit Mannington Marsh for birding?
The best months to visit Mannington Marsh for birding are April-May, September-October. The best seasons are Spring and Fall.
What birds can I see at Mannington Marsh?
Notable species at Mannington Marsh include Mute Swan, Common Merganser, Great Blue Heron, Gadwall, Mallard. The area supports wetland habitats.
How difficult is birding at Mannington Marsh?
Birding at Mannington Marsh is rated as Moderate. Some trails may require moderate fitness and basic hiking ability.
What amenities are available at Mannington Marsh?
Mannington Marsh offers the following amenities: Parking, Trails.